Date: Sun, 6 Jun 2021 20:45:15 GMT From: Mark Johnston <markj@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 03d4b58feee3 - main - iwn: adjust EEPROM read timeout for Intel 4965AGN M2 Message-ID: <202106062045.156KjF5e052050@gitrepo.freebsd.org>
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The branch main has been updated by markj: URL: https://cgit.FreeBSD.org/src/commit/?id=03d4b58feee396d392668f192ecdde08ecc8036c commit 03d4b58feee396d392668f192ecdde08ecc8036c Author: Radosław Chmielarz <radoslaw.chmielarz@emersi.eu> AuthorDate: 2021-06-06 20:42:10 +0000 Commit: Mark Johnston <markj@FreeBSD.org> CommitDate: 2021-06-06 20:44:47 +0000 iwn: adjust EEPROM read timeout for Intel 4965AGN M2 Reading EEPROM from Intel 4965AGN M2 takes 60 us which was causing panic on system startup. PR: 255465 Reviewed by: markj MFC after: 1 week --- sys/dev/iwn/if_iwn.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sys/dev/iwn/if_iwn.c b/sys/dev/iwn/if_iwn.c index b07b52cbea7c..4191fb340a03 100644 --- a/sys/dev/iwn/if_iwn.c +++ b/sys/dev/iwn/if_iwn.c @@ -1688,13 +1688,13 @@ iwn_read_prom_data(struct iwn_softc *sc, uint32_t addr, void *data, int count) addr += sc->prom_base; for (; count > 0; count -= 2, addr++) { IWN_WRITE(sc, IWN_EEPROM, addr << 2); - for (ntries = 0; ntries < 10; ntries++) { + for (ntries = 0; ntries < 20; ntries++) { val = IWN_READ(sc, IWN_EEPROM); if (val & IWN_EEPROM_READ_VALID) break; DELAY(5); } - if (ntries == 10) { + if (ntries == 20) { device_printf(sc->sc_dev, "timeout reading ROM at 0x%x\n", addr); return ETIMEDOUT;
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